Commit c84bed44 authored Oct 01, 2017 by Xin Long Committed by David S. Miller Oct 01, 2017

ip_gre: erspan device should keep dst



The patch 'ip_gre: ipgre_tap device should keep dst' fixed
the issue ipgre_tap dev mtu couldn't be updated in tx path.

The same fix is needed for erspan as well.

Fixes: 84e54fe0 ("gre: introduce native tunnel support for ERSPAN")
Signed-off-by: Xin Long <lucien.xin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent c122fda2

net/ipv4/ip_gre.c

+1 −0

Original line number	Original line	Diff line number	Diff line
	@@ -1254,6 +1254,7 @@ static int erspan_tunnel_init(struct net_device *dev)
	dev->features \|= GRE_FEATURES;		dev->features \|= GRE_FEATURES;
	dev->hw_features \|= GRE_FEATURES;		dev->hw_features \|= GRE_FEATURES;
	dev->priv_flags \|= IFF_LIVE_ADDR_CHANGE;		dev->priv_flags \|= IFF_LIVE_ADDR_CHANGE;
			netif_keep_dst(dev);

	return ip_tunnel_init(dev);		return ip_tunnel_init(dev);
	}		}

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